﻿using System;

using System.Linq;

    class IsoscelesTriangle
    {
        static void Main(string[] args)
        {
            char copyRight = '\u00a9';
            Console.WriteLine(" " + " " + " " + copyRight + " " + " "+ " ");
            Console.WriteLine(" "+" " + copyRight  + " " + copyRight + " " + " ");
            Console.WriteLine(" "+ copyRight+" "+" "+" "+copyRight+" ");
            Console.WriteLine(copyRight + " " + copyRight + " " + copyRight + " " + copyRight);    
        }
    }
